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SeaTalkng and SeaTalk-1 Networking for maximum flexibility
Recommended for boats up to 9 metres (30 feet) in length
AIS andpublic-address capabilities
This plastic thru-hull mount transducer performs well at high speeds
Also includes detailed coverage of Joseph Bonaparte Gulf
Harken 45mm Aluminum Double Block Swivel Boat J/80 SeaTalkng and SeaTalk-1 Networking forBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. Shackle blocks lock in two directions or swivel to keep line from twisting. Torlon is a registered trademark of Solvay
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